Commercial Electric Motor Service Inc has been supplying AC and DC electric motors, controls, variable frequency drives, replacement parts, and technical support to businesses in the greater St. Louis, MO area. Commercial Electric Motor Service, Inc. can get the motors and parts that you need -- fast. Your order can be placed with same-day shipping nationwide. Whether you know what you need or need help figuring it out, our knowledgeable staff will help you find it. We have been supplying the highest quality engines and parts along with top tier service for over 70 years. All of our energy-saving motors meet NEMA and EPAct efficiency standards.